Blame view

screenfilter.c 975 Bytes
1 2 3 4 5 6 7 8
/*
 * screenfilter.c:
 *
 * Copyright (c) 2002 DecisionSoft Ltd.
 * Paul Warren (pdw) Fri Oct 25 10:21:00 2002
 *
 */

chris committed
9 10 11 12
#include "config.h"

#ifdef HAVE_REGCOMP

13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
#include <sys/types.h>
#include <regex.h>
#include <stdio.h>
#include "iftop.h"
#include "options.h"

static const char rcsid[] = "$Id$";

extern options_t options ;

regex_t preg;

int screen_filter_set(char* s) {
    int r;

    if(options.screenfilter != NULL) {
        xfree(options.screenfilter);
        options.screenfilter = NULL;
        regfree(&preg);
    }

pdw committed
34
    r = regcomp(&preg, s, REG_ICASE|REG_EXTENDED);
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
      
    if(r == 0) {
        options.screenfilter = s;
        return 1;
    }
    else {
        xfree(s);
        return 0;
    }
}

int screen_filter_match(char *s) {
    int r;
    if(options.screenfilter == NULL) {
        return 1;
    }

    r = regexec(&preg, s, 0, NULL, 0);
    if(r == 0) {
        return 1;
    }
    else {
        return 0;
    }
}

chris committed
61
#endif /* HAVE_REGCOMP */